Finding the Fourth Proportional to 31,098,568.25, 42,931,561.07 and 19,341,626.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,098,568.25 : 42,931,561.07 = 19,341,626.42 : x
2. Step 2: Convert to fraction form
   31,098,568.25/42,931,561.07 = 19,341,626.42/x
3. Step 3: Cross multiply
   31,098,568.25x = 42,931,561.07 × 19,341,626.42
4. Step 4: Simplify right side
   31,098,568.25x = 830,366,215,746,647.38
5. Step 5: Solve for x
   x = 830,366,215,746,647.38/31,098,568.25
6. Step 6: Final answer
   x = 26,701,107.56